x64dbg is a 64-bit assembler-level debugger for Windows. The corresponding 32-bit debugger is called x32dbg.
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OllyDbg Alternatives for Windows
There are many alternatives to OllyDbg for Windows and since it's discontinued a lot of people are looking for a replacement. The best Windows alternative is x64dbg, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to OllyDbg and 18 are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to OllyDbg are Ghidra, IDA, GNU Project Debugger and radare.
Alternatives list
18 x64dbg alternatives
21 Ghidra alternativesGhidra is a software reverse engineering (SRE) framework created and maintained by the National Security Agency Research Directorate. This framework includes a suite of full-featured, high-end software analysis tools that enable users to analyze compiled code on a variety of...
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31 IDA alternativesIDA delivers robust disassembly and decompilation, supporting diverse processors and file formats. Its high-quality pseudocode mirrors original source code, aiding analysis of multi-platform software. It features dynamic debugging, metadata control with Lumina, and effective code deobfuscation.
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GNU Project Debugger, or gdb, is a command-line, source-level debugger for programs that were written in C, C++, D, Objective-C, Fortran, Java, Pascal, assembly, Modula-2, or Ada and compiled for any of a number of different target architectures including x86, x86-64, IA-64...
Radare, the highly featured reverse engineering framework. NOTE: it is better to use the "radare 2", not the "radare".
Features
Multi-architecture and multi-platform GNU/Linux, Android, *BSD, OSX, iPhoneOS, Windows{32,64} and Solaris i808.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
Rizin is a feature rich reverse engineering framework in development, focusing on stability and high code quality, a welcoming and curious community culture and implementation of cutting edge binary analysis research.
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Cutter goal is to be an advanced FREE and open-source reverse-engineering platform while keeping the user experience at mind. Cutter is created by reverse engineers for reverse engineers.
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Radare project started as a forensics tool, a scriptable commandline hexadecimal editor able to open disk files, but later support for analyzing binaries, disassembling code, debugging programs, attaching to remote gdb servers, ...
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Android Tablet
- BSD
- iPad
- C (programming language)
- Git
- Haiku
- Docker
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Immunity Debugger is a powerful new way to write exploits, analyze malware, and reverse engineer binary files. It builds on a solid user interface with function graphing, the industrys first heap analysis tool built specifically for heap creation, and a large and well supported...
Cost / License
- Free
- Proprietary
Platforms
- Windows
16 WinDbg alternativesWinDbg is a multipurposed debugger for Microsoft Windows, distributed on the web by Microsoft as part of the Debugging Tools for Windows. It can be used to debug user mode applications, drivers, and the operating system itself in kernel mode.
Cost / License
- Free
- Proprietary
Platforms
- Windows
United States
Belgium
EU
Japan
Spain
It's open source and has all the features you would expect, and it will work with both 64b and 32b software perfectly!